Whitelist ChromeLatencyInfo and its fields

Change-Id: I91e8da3812ae5870f56023a247ca9b83ea1cb5d0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2089850
Commit-Queue: Andrew Shulaev <ddrone@google.com>
Reviewed-by: Eric Seckler <eseckler@chromium.org>
Cr-Commit-Position: refs/heads/master@{#747706}

services/tracing/perfetto/privacy_filtered_fields-inl.h

@@ -144,9 +144,27 @@ constexpr int kChromeHistogramSampleIndices[] = {1, 3, -1};
 constexpr MessageInfo kChromeHistogramSample = {kChromeHistogramSampleIndices,
                                                 nullptr};
 
+// Proto Message: ComponentInfo
+constexpr int kComponentInfoIndices[] = {1, 2, -1};
+constexpr MessageInfo kComponentInfo = {
+    kComponentInfoIndices,
+    nullptr};
+
+// Proto Message: ChromeLatencyInfo
+constexpr int kChromeLatencyInfoIndices[] = {1, 2, 3, 4, 5, -1};
+constexpr MessageInfo const* kChromeLatencyInfoComplexMessages[] = {
+    nullptr,
+    nullptr,
+    nullptr,
+    &kComponentInfo,
+    nullptr};
+constexpr MessageInfo kChromeLatencyInfo = {kChromeLatencyInfoIndices,
+                                            kChromeLatencyInfoComplexMessages};
+
 // Proto Message: TrackEvent
+// EDIT: Manually whitelisted: 29 (chrome_latency_info).
 constexpr int kTrackEventIndices[] = {1,  2,  3,  5,  6,  9,  10, 11,
-                                      16, 17, 24, 25, 27, 28, -1};
+                                      16, 17, 24, 25, 27, 28, 29, -1};
 constexpr MessageInfo const* kTrackEventComplexMessages[] = {
     nullptr,
     nullptr,
@@ -161,7 +179,8 @@ constexpr MessageInfo const* kTrackEventComplexMessages[] = {
     &kChromeCompositorSchedulerState,
     &kChromeUserEvent,
     &kChromeLegacyIpc,
-    &kChromeHistogramSample};
+    &kChromeHistogramSample,
+    &kChromeLatencyInfo};
 constexpr MessageInfo kTrackEvent = {kTrackEventIndices,
                                      kTrackEventComplexMessages};